From: Cheng Xu chengyou@linux.alibaba.com
[ Upstream commit 0dd83a4d7756713f81990d6c5547500f212a1190 ]
The max inline mtt count supported is ERDMA_MAX_INLINE_MTT_ENTRIES. When mr->mem.mtt_nents == ERDMA_MAX_INLINE_MTT_ENTRIES, inline mtt is also supported, fix it.
Fixes: 155055771704 ("RDMA/erdma: Add verbs implementation") Signed-off-by: Cheng Xu chengyou@linux.alibaba.com Link: https://lore.kernel.org/r/20230320084652.16807-4-chengyou@linux.alibaba.com Signed-off-by: Leon Romanovsky leon@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/infiniband/hw/erdma/erdma_qp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/infiniband/hw/erdma/erdma_qp.c b/drivers/infiniband/hw/erdma/erdma_qp.c index 5fe1a339a4354..e3b0baa703e68 100644 --- a/drivers/infiniband/hw/erdma/erdma_qp.c +++ b/drivers/infiniband/hw/erdma/erdma_qp.c @@ -402,7 +402,7 @@ static int erdma_push_one_sqe(struct erdma_qp *qp, u16 *pi, FIELD_PREP(ERDMA_SQE_MR_MTT_CNT_MASK, mr->mem.mtt_nents);
- if (mr->mem.mtt_nents < ERDMA_MAX_INLINE_MTT_ENTRIES) { + if (mr->mem.mtt_nents <= ERDMA_MAX_INLINE_MTT_ENTRIES) { attrs |= FIELD_PREP(ERDMA_SQE_MR_MTT_TYPE_MASK, 0); /* Copy SGLs to SQE content to accelerate */ memcpy(get_queue_entry(qp->kern_qp.sq_buf, idx + 1,